ChemicalBook > CAS DataBase List > Coumalic acid
Coumalic acid
- Product Name
- Coumalic acid
- CAS No.
- 500-05-0
- Chemical Name
- Coumalic acid
- Synonyms
- CUMALIC ACID;2-OXO-2H-PYRAN-5-CARBOXYLIC ACID;courMaric acid;Dilzen;Dilticard;COUMALIC ACID;CUMALINIC ACID;Coumalicacid,97%;CouMalic acid 97%;Coumalic Acid >
- CBNumber
- CB6382395
- Molecular Formula
- C6H4O4
- Formula Weight
- 140.09
- MOL File
- 500-05-0.mol
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Coumalic acid Property
- Melting point:
- 203-205 °C (dec.) (lit.)
- Boiling point:
- 218 °C/120 mmHg (lit.)
- Density
- 1.2154 (rough estimate)
- refractive index
- 1.4434 (estimate)
- Flash point:
- 218°C/120mm
- storage temp.
- Sealed in dry,Room Temperature
- form
- powder to crystal
- pka
- 2.80±0.20(Predicted)
- color
- White to Light yellow to Light orange
- Water Solubility
- Very soluble in water.
- Merck
- 14,2557
- BRN
- 119747
- LogP
- 0.411 (est)
- CAS DataBase Reference
- 500-05-0(CAS DataBase Reference)
- NIST Chemistry Reference
- 2H-Pyran-5-carboxylic acid, 2-oxo-(500-05-0)
- EPA Substance Registry System
- 2H-Pyran-5-carboxylic acid, 2-oxo- (500-05-0)
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Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
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N-Bromosuccinimide Price
Sigma-Aldrich
- Product number
- C85409
- Product name
- Coumalic acid
- Purity
- 97%
- Packaging
- 5g
- Price
- $28.1
- Updated
- 2024/03/01
Sigma-Aldrich
- Product number
- C85409
- Product name
- Coumalic acid
- Purity
- 97%
- Packaging
- 25g
- Price
- $96.6
- Updated
- 2024/03/01
TCI Chemical
- Product number
- C0391
- Product name
- Coumalic Acid
- Purity
- >97.0%(GC)(T)
- Packaging
- 5g
- Price
- $52
- Updated
- 2024/03/01
TCI Chemical
- Product number
- C0391
- Product name
- Coumalic Acid
- Purity
- >97.0%(GC)(T)
- Packaging
- 25g
- Price
- $180
- Updated
- 2024/03/01
Alfa Aesar
- Product number
- B25521
- Product name
- Coumalic acid, 97%
- Packaging
- 5g
- Price
- $31.65
- Updated
- 2024/03/01
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Coumalic acid Chemical Properties,Usage,Production
Chemical Properties
pale yellow to pale brown powder
Uses
Coumalic acid undergoes thermal reaction with 1,3-butadiene to yield dimethyl tricycle[3.2.1.02,7]oct-3-ene-2,4-dicarboxylate.
Definition
ChEBI: Coumalic acid is a pyranone.
General Description
Decarboxylates to α-pyrone, a Diels-Alder diene.
Purification Methods
The acid crystallises from MeOH. The methyl ester has m 73-74o (from pet ether) and b 178-180o/60 mm. [Beilstein 18/8 V 120.]
Coumalic acid Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Coumalic acid manufacturers
Hebei Zhuanglai Chemical Trading Co.,Ltd
- Product
- Coumalic acid 500-05-0
- Price
- US $65.00/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- 5000kg/week
- Release date
- 2024-05-27
Shanghai UCHEM Inc.
- Product
- Coumalic acid 500-05-0
- Price
- US $26.00-278.00/g
- Min. Order
- 25g
- Purity
- 0.97
- Supply Ability
- 25kg
- Release date
- 2023-12-15
airuikechemical co., ltd.
- Product
- Coumalic acid 500-05-0
- Price
- US $0.00-0.00/Kg
- Min. Order
- 1Kg
- Purity
- 99.9%
- Supply Ability
- 200tons
- Release date
- 2024-04-09
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